* {
  margin: 0;
  padding: 0;
}
li {
  list-style: none;
}
.txh {
  display: flex;
}
body,
html {
  background: #f7f7f7;
}
.three {
  width: 100%;
  height: 100%;
}
.three .box {
  width: 100%;
  display: flex;
  justify-content: center;
}
.three .box ul {
  margin-top: 35px;
  width: 35%;
  text-align: center;
}
.three .box ul li:nth-child(1) {
  margin-top: 10px;
  width: 20%;
}
.three .box ul li:nth-child(1) img {
  width: 100%;
  margin-left: 40px;
}
.three .box ul li:nth-child(2) {
  margin-top: 10px;
  width: 20%;
}
.three .box ul li:nth-child(2) img {
  width: 100%;
  margin-left: 40px;
}
.three .box ul li:nth-child(3) {
  margin-top: 10px;
  width: 20%;
}
.three .box ul li:nth-child(3) img {
  width: 100%;
  margin-left: 40px;
}
.three .box ul li:nth-child(4) {
  margin-top: 10px;
}
.three .box ul li:nth-child(4) p {
  font-size: 20px;
  font-weight: bolder;
  color: #e7517d;
}
.three .box ul li:nth-child(5) {
  margin-top: 20px;
  width: 100%;
}
.three .box ul li:nth-child(5) img {
  width: 100%;
}
.three .banner {
  width: 142px;
  height: 77px;
  background: url(img/duihuakuang.png);
}
